# DeepSync vs Arex AI

The clearest difference is in-app purchases: DeepSync at none against Arex AI's 1. Arex AI's advantage is ads (none vs shown) and update cadence (every 9 days vs every 5 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Arex AI sells 1 in-app purchase, starting at $4.99 per month. DeepSync asks for nothing beyond the download.

DeepSync ships an update every 5 months, Arex AI every 9 days. Both last shipped on October 12, 2026.

## The numbers

| Metric | DeepSync | Arex AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/deepsync-multi-ai-assistant/id6760448998/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 5 months | **Every 9 days** |
| Monetization | Ad-supported | — |
| Size | 37 MB | 37 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 12+ |
| Developer | [HOYONG NA](https://appshunter.io/developer/1745515994) | [Anuvyx S.A.S](https://appshunter.io/developer/1875423406) |

## What reviewers say

### DeepSync

[App page](https://appshunter.io/ios/app/deepsync-multi-ai-assistant/id6760448998)

This app uses multiple AI models to debate and synthesize answers to your questions, providing a more accurate and reliable response. It offers real-time transparency into the AI's thought process and applies advanced text intelligence for optimized output.

**Highlights:** Multi-agent AI synthesis, Fact-checking by consensus, Real-time agent panel, Advanced text intelligence, Chat history and sessions

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Arex AI

[App page](https://appshunter.io/ios/app/arex-ai/id6760928104)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Arex Jewel | $4.99 | per month |


## Frequently asked questions

### Is DeepSync free?

DeepSync is free to download, with no in-app purchases.

### Is Arex AI free?

Arex AI is free to download, with in-app purchases available.

### Do DeepSync or Arex AI have ads?

DeepSync shows ads; Arex AI does not.

### Which is updated more often, DeepSync or Arex AI?

DeepSync ships an update every 5 months, and Arex AI every 9 days. Most recently, DeepSync was updated on October 12, 2026 and Arex AI on October 12, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*